1, i mua i te tiimata te whakarite 1). E ai ki te papu whakahinuhinu hinu, kaore he take ki te taapiri hinu i mua i te tiimata; 2). I mua i te tiimata, kia tino whakatuwherahia te puera uru o te papu, whakatuwhera i te putunga putunga, ka whakakiia te papu me te pipeline uru wai ki te wai, katahi ka kati te ruha...
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